Add SAMODE command, restricted by oper capab

irc/commands.go

@@ -187,6 +187,11 @@ var Commands = map[string]Command{
 		minParams: 2,
 		oper:      true,
 	},
+	"SAMODE": {
+		handler:   modeHandler,
+		minParams: 1,
+		capabs:    []string{"samode"},
+	},
 	"SCENE": {
 		handler:   sceneHandler,
 		minParams: 2,

irc/help.go

@@ -295,6 +295,14 @@ Sends the text to the given targets as a PRIVMSG.`,
 		text: `SANICK <currentnick> <newnick>
 
 Gives the given user a new nickname.`,
+	},
+	"samode": {
+		oper: true,
+		text: `SAMODE <target> [<modestring> [<mode arguments>...]]
+
+Forcibly sets and removes modes from the given target -- only available to
+opers. For more specific information on mode characters, see the help for
+"cmode" and "umode".`,
 	},
 	"scene": {
 		text: `SCENE <target> <text to be sent>

irc/modes.go

@@ -263,9 +263,7 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
 		return false
 	}
 
-	//TODO(dan): restricting to Operator here should be done with SAMODE only
+	if client != target && msg.Command != "SAMODE" {
-	// point SAMODE at this handler too, if they are operator and SAMODE was called then fine
-	if client != target && !client.flags[Operator] {
 		if len(msg.Params) > 1 {
 			client.Send(nil, server.name, ERR_USERSDONTMATCH, client.nick, "Can't change modes for other users")
 		} else {
@@ -420,7 +418,7 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
 		for _, change := range changes {
 			// chan priv modes are checked specially so ignore them
 			// means regular users can't view ban/except lists... but I'm not worried about that
-			if ChannelModePrefixes[change.mode] == "" && !clientIsOp {
+			if msg.Command != "SAMODE" && ChannelModePrefixes[change.mode] == "" && !clientIsOp {
 				if !alreadySentPrivError {
 					alreadySentPrivError = true
 					client.Send(nil, client.server.name, ERR_CHANOPRIVSNEEDED, channel.name, "You're not a channel operator")
@@ -512,6 +510,9 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
 				// make sure client has privs to edit the given prefix
 				var hasPrivs bool
 
+				if msg.Command == "SAMODE" {
+					hasPrivs = true
+				} else {
 					for _, mode := range ChannelPrivModes {
 						if channel.members[client][mode] {
 							hasPrivs = true
@@ -527,6 +528,7 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
 							break
 						}
 					}
+				}
 
 				casefoldedName, err := CasefoldName(change.arg)
 				if err != nil {

oragono.yaml

@@ -154,6 +154,7 @@ oper-classes:
         capabilities:
             - "oper:rehash"
             - "oper:die"
+            - "samode"
 
 # ircd operators
 opers: